解释：怀揣珍宝的人，不要在晚上行走；担负大任的人，不能对敌人掉以轻心。

The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.

There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.

The conjectures of the Langlands program are not merely problems to be solved but a vision of how mathematics should be.

人的状况...是一种每个人对每个人的战争状况。